26 lines
588 B
C
26 lines
588 B
C
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// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2022 Benjamin Tissoires */
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#include ".output/vmlinux.h"
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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#define HID_BPF_MAX_PROGS 1024
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struct {
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__uint(type, BPF_MAP_TYPE_PROG_ARRAY);
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__uint(max_entries, HID_BPF_MAX_PROGS);
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__uint(key_size, sizeof(__u32));
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__uint(value_size, sizeof(__u32));
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} hid_jmp_table SEC(".maps");
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SEC("fmod_ret/__hid_bpf_tail_call")
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int BPF_PROG(hid_tail_call, struct hid_bpf_ctx *hctx)
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{
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bpf_tail_call(ctx, &hid_jmp_table, hctx->index);
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return 0;
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}
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char LICENSE[] SEC("license") = "GPL";
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